نتایج جستجو برای: water resource allocation

تعداد نتایج: 807540  

Journal: :iau international journal of social sciences 2013
abdolrasool divsallar mehrdad nazeri hadi abolfathi

distribution and allocation of resources is affected by factors such as values, norms, social stratifications, ideology, information, coercion, political challenges, and even external factors. this finding means that there is always a fundamental tendency to redirect resources toward political goals instead of public interests and development. because the resource structure is strongly influenc...

2010
Rick Rheingans

The course examines natural resource issues affecting developing countries, and explores the impacts on communities, households, their decisions, and their health. Key resource use issues include water use (drinking, sanitation, and irrigation), agriculture (intensification, pesticide use, and land degradation), fuel wood scarcity, deforestation, conservation, and mining. For each of these issu...

2013
Bin Chen Youming Li Yaohui Wu Xiaoqing Liu Ting Zou

In this paper, we investigate the power-minimizing resource allocation problem in multiuser cooperative relay communication systems. A joint optimization problem involving subcarrier assignment, relay selection and power allocation is formulated. Since the problem cannot be solved directly, we decompose it into three subproblems. According to the equivalent channel gains and the target rates of...

2008
Karsten Rinke Stephan Hülsmann Wolf M. Mooij K. Rinke

We studied costs and benefits of life history shifts of water fleas (genus Daphnia) in response to infochemicals from planktivorous fish. We applied a dynamic energy budget model to investigate the resource allocation patterns underlying the observed life history shifts and their adaptive value under size selective predation in one coherent analysis. Using a published data set of life history s...

2014
Anju Bala Aman Kumar Sharma

Cloud computing is a model that provides services through internet to its users. It enables users to put their data and services on the internet and same can access through internet. The most challenging task of cloud computing is resource allocation. In this paper, challenges of cloud computing are addressed in which resource allocation is one of the main challenges. Resource allocation and it...

1998
Tin-Fook Ngai

In this report, an integrated system approach to dynamic resource allocation is proposed. Some of the problems in dynamic resource allocation and the relationship of these problems to system structures are examined. A general dynamic resource allocation scheme is presented. A hierarchical system architecture which dynamically maps between processor structure and programs at multiple levels of i...

Journal: :Plant biology 2007
M Méndez P S Karlsson

Which is the most appropriate currency (biomass, energy, water, or some mineral nutrient) for expressing resource allocation in plants has been repeatedly discussed. Researchers need to assess to which extent interindividual, interpopulational, or interspecific comparisons of resource allocation could be affected by the allocation currency chosen. The "currency issue" is relevant to at least th...

2004
K Madhava Krishna Henry Hexmoor

In this paper we expand on our previous efforts [1,2,3] to evaluate strategies for improving tracking performance of a multi-sensor surveillance system. The quality of tracking performance is based on two measures: (i) The Mean Track Quality (MTM) and (ii) Total Expected Number of Misses (TEM). Five strategies of resource allocation were considered based on (a) local versus coordinated, (b) ded...

2015
B. Shivashankar M. Selvakumar

Cognitive Radio (CR) is an emerging technology for future wireless communication and technology. In the existing system, there is a multiple allocation over all the bands and also there is a crisis for spectrum availability, therefore a new approach for spectrum licensing is needed. Hence the optimal solution for the above case is cognitive radio. the resource-allocation problem in multihop CR ...

2014
Martin G De Kauwe Belinda E Medlyn Sönke Zaehle Anthony P Walker Michael C Dietze Ying-Ping Wang Yiqi Luo Atul K Jain Bassil El-Masri Thomas Hickler David Wårlind Ensheng Weng William J Parton Peter E Thornton Shusen Wang I Colin Prentice Shinichi Asao Benjamin Smith Heather R McCarthy Colleen M Iversen Paul J Hanson Jeffrey M Warren Ram Oren Richard J Norby

Elevated atmospheric CO2 concentration (eCO2) has the potential to increase vegetation carbon storage if increased net primary production causes increased long-lived biomass. Model predictions of eCO2 effects on vegetation carbon storage depend on how allocation and turnover processes are represented. We used data from two temperate forest free-air CO2 enrichment (FACE) experiments to evaluate ...

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